申请人:Buil Albero Antonia Maria
公开号:US20080280918A1
公开(公告)日:2008-11-13
The invention relates to new therapeutically useful pyridazin-3(2H)-one derivatives of Formula (I) and to pharmaceutical compositions containing them. These compounds are potent and selective inhibitors of phosphodiesterase 4 (PDE4) and are thus useful in the treatment, prevention or suppression of pathological conditions, diseases and disorders known to be susceptible of being improved by inhibition of PDE4 such as asthma, chronic obstructive pulmonary disease, rheumatoid arthritis, atopic dermatilis, psoriasis or irritable bowel disease.
本发明涉及公式(I)的新型治疗有用的吡啶并嗪-3(2H)-酮衍生物以及含有它们的药物组合物。这些化合物是磷酸二酯酶4(PDE4)的有效选择性抑制剂,因此在治疗、预防或抑制病理状态、疾病和疾病中具有用处,这些疾病已知通过抑制PDE4可被改善,例如哮喘、慢性阻塞性肺疾病、类风湿性关节炎、特应性皮炎、牛皮癣或肠易激综合征。